<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			function fucn(){
				confirm("哈哈");
			}
			
		</script>
		
	</head>
	<body>
		<button type="button" onclick="fucn()">点击我有惊喜</button>
	</body>
</html>
